Calculate the postfix to append to a filename to load the correct single filename for that Locale. : Locales « I18N « Java Tutorial

 * $Id: 667964 2008-06-15 15:00:54Z apetrelli $
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * Unless required by applicable law or agreed to in writing,
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 * under the License.

import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

 * Utilities for locale manipulation.
 * @version $Rev: 667964 $ $Date: 2008-06-15 17:00:54 +0200 (Sun, 15 Jun 2008) $
 * @since 2.1.0

public class Main {

   * The "null" Locale, i.e. a Locale that points to no real locale.
   * @since 2.1.0
  public static final Locale NULL_LOCALE = new Locale("");

   * Calculate the postfix to append to a filename to load the correct single
   * filename for that Locale.
   * @param locale The locale.
   * @return The postfix to append to the filename.
   * @since 2.1.0
  public static String calculatePostfix(Locale locale) {
      if (locale == null) {
          return "";

      StringBuilder builder = new StringBuilder();
      String language = locale.getLanguage();
      String country = locale.getCountry();
      String variant = locale.getVariant();
      if (!"".equals(language)) {
          if (!"".equals(country)) {
              if (!"".equals(variant)) {
      return builder.toString();


13.1.2.Listing All Available Locales
13.1.3.Get the 2-letter country code; may be equal to ""
13.1.4.Get localized name suitable for display to the user
13.1.5.Setting the Default Locale on the command line
13.1.6.Set only language code on the command line
13.1.7.Set language and country code on the command line
13.1.8.Change the default locale is to call Locale.setDefault():
13.1.9.Set the default locale to pre-defined locale
13.1.10.Set the default locale to custom locale
13.1.11.format date for a Locale
13.1.12.Get a list of country names
13.1.13.Set a default Locale
13.1.14.New locales in Java 6
13.1.15.Locale Sensitive Services SPI
13.1.16.Japanese ImperialCalendar
13.1.17.Use Locale constant
13.1.18.Load Resource Bundle based on Locale Name
13.1.19.Get Display Country for default locale
13.1.20.Get ISO3 Language for default locale
13.1.21.Get Display Name for default locale
13.1.22.Get Display Variant for default locale
13.1.23.Constant Locale Usage
13.1.24.Map using Locale objects as keys
13.1.25.Calculate the postfix to append to a filename to load the correct single filename for that Locale.
13.1.26.Calculate the postfixes along the search path from the base bundle to the bundle specified by baseName and locale.
13.1.27.Converts a String to a Locale
13.1.28.Returns the parent locale of a given locale.